snd_trident_spdif_pcm 425 include/sound/trident.h int snd_trident_spdif_pcm(struct snd_trident * trident, int device, struct snd_pcm **rpcm); snd_trident_spdif_pcm 143 sound/pci/trident/trident.c if ((err = snd_trident_spdif_pcm(trident, pcm_dev++, NULL)) < 0) {